/**
 * 
 */
package com.suyx.job.utils;

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.Dispatch;
import com.jacob.com.Variant;

/**
 * @author syx
 *
 */
public class SpeechUtil {

	/**
     * 语音转文字并播放
     * 
     * @param txt
     */
    public static void textToSpeech(String text) {
      ActiveXComponent ax = null;
      try {
        ax = new ActiveXComponent("Sapi.SpVoice");
   
        // 运行时输出语音内容
        Dispatch spVoice = ax.getObject();
        // 音量 0-100
        ax.setProperty("Volume", new Variant(100));
        // 语音朗读速度 -10 到 +10
        ax.setProperty("Rate", new Variant(0));
        // 执行朗读
        Dispatch.call(spVoice, "Speak", new Variant(text));
   
        // 下面是构建文件流把生成语音文件
   
        ax = new ActiveXComponent("Sapi.SpFileStream");
        Dispatch spFileStream = ax.getObject();
   
        ax = new ActiveXComponent("Sapi.SpAudioFormat");
        Dispatch spAudioFormat = ax.getObject();
   
        // 设置音频流格式
        Dispatch.put(spAudioFormat, "Type", new Variant(22));
        // 设置文件输出流格式
        Dispatch.putRef(spFileStream, "Format", spAudioFormat);
        // 调用输出 文件流打开方法，创建一个.wav文件
        Dispatch.call(spFileStream, "Open", new Variant("./text.wav"), new Variant(3), new Variant(true));
        // 设置声音对象的音频输出流为输出文件对象
        Dispatch.putRef(spVoice, "AudioOutputStream", spFileStream);
        // 设置音量 0到100
        Dispatch.put(spVoice, "Volume", new Variant(100));
        // 设置朗读速度
        Dispatch.put(spVoice, "Rate", new Variant(-2));
        // 开始朗读
        Dispatch.call(spVoice, "Speak", new Variant(text));
   
        // 关闭输出文件
        Dispatch.call(spFileStream, "Close");
        Dispatch.putRef(spVoice, "AudioOutputStream", null);
   
        spAudioFormat.safeRelease();
        spFileStream.safeRelease();
        spVoice.safeRelease();
        ax.safeRelease();
   
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
}
